Add dual exit modes: fixed USDT or premium multiple.

Net PnL (after estimated close fees) drives auto close; Plan/Settings expose the choice.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/pages/Plan.tsx

@@ -75,15 +75,20 @@ export default function PlanPage() {
 
   const pos = plan?.position;
   const open = !!pos?.has_position;
-  const exitPct = plan?.exit_move_pct ?? 2;
-  const movePct = pos?.move_pct ?? 0;
+  const exitMode = plan?.exit_mode ?? "fixed_usdt";
+  const exitTarget = plan?.exit_target_usdt ?? plan?.net_profit_target ?? 15;
+  const netPnl = pos?.net_pnl ?? 0;
+  const exitRuleLabel =
+    exitMode === "premium_multiple"
+      ? `权利金×${fmt(plan?.premium_exit_multiple ?? 1, 2)}`
+      : `固定 ${fmt(plan?.net_profit_target ?? 15)} U`;
   const phaseLabel = PHASE_ZH[plan?.phase || ""] || plan?.phase || "—";
 
   return (
     <div>
       <h2 style={{ marginTop: 0 }}>自动对冲计划</h2>
       <p style={{ color: "var(--muted)", marginTop: -8 }}>
-        SIM 本地撮合 · 期权只买 · 剩余时长选到期 · 波动按比例全平
+        SIM 本地撮合 · 期权只买 · 剩余时长选到期 · 净盈利达标全平
       </p>
       {err ? <div className="err">{err}</div> : null}
 
@@ -174,17 +179,25 @@ export default function PlanPage() {
           <span className="mono">{biasTag}</span>
         </div>
         <div className="kv">
-          <span>永续浮盈 / 距覆盖</span>
+          <span>出场规则</span>
+          <span className="mono">{exitRuleLabel}</span>
+        </div>
+        <div className="kv">
+          <span>净盈利 / 目标</span>
           <span className="mono">
-            <span className={pnlClass(pos?.perp_upl)}>{fmt(pos?.perp_upl)}</span>
+            <span className={pnlClass(open ? netPnl : null)}>
+              {open ? fmt(netPnl) : "—"}
+            </span>
             {" / "}
-            {fmt(pos?.premium_gap)}
+            {open || exitMode === "fixed_usdt" ? fmt(exitTarget) : "—"}
           </span>
         </div>
         <div className="kv">
-          <span>波动进度</span>
+          <span>永续浮盈 / 期权浮盈</span>
           <span className="mono">
-            {fmt(movePct, 2)}% / {fmt(exitPct, 2)}%
+            <span className={pnlClass(pos?.perp_upl)}>{fmt(pos?.perp_upl)}</span>
+            {" / "}
+            <span className={pnlClass(pos?.option_upl)}>{fmt(pos?.option_upl)}</span>
           </span>
         </div>
         {plan?.last_error ? (